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Date: Fri, 17 May 2024 03:43:10 +0800
From: kernel test robot <lkp@intel.com>
To: Nobuaki.Tsunashima@infineon.com, marcel@holtmann.org,
	luiz.dentz@gmail.com
Cc: oe-kbuild-all@lists.linux.dev, linux-bluetooth@vger.kernel.org
Subject: Re: [PATCH] Bluetooth: Patch for CYW4373 hci up fail issue
Message-ID: <202405170330.QEHgPNm1-lkp@intel.com>
References: <6267800d70ae4344acaba3486b54bc0c@infineon.com>
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In-Reply-To: <6267800d70ae4344acaba3486b54bc0c@infineon.com>

Hi,

kernel test robot noticed the following build warnings:

[auto build test WARNING on bluetooth/master]
[also build test WARNING on bluetooth-next/master linus/master v6.9 next-20240516]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/Nobuaki-Tsunashima-infineon-com/Bluetooth-Patch-for-CYW4373-hci-up-fail-issue/20240516-131000
base:   https://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth.git master
patch link:    https://lore.kernel.org/r/6267800d70ae4344acaba3486b54bc0c%40infineon.com
patch subject: [PATCH] Bluetooth: Patch for CYW4373 hci up fail issue
config: arm-pxa_defconfig (https://download.01.org/0day-ci/archive/20240517/202405170330.QEHgPNm1-lkp@intel.com/config)
compiler: arm-linux-gnueabi-gcc (GCC) 13.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240517/202405170330.QEHgPNm1-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202405170330.QEHgPNm1-lkp@intel.com/

All warnings (new ones prefixed by >>):

   drivers/bluetooth/btbcm.c: In function 'btbcm_is_disable_broken_read_tx_power_by_chip_ver':
>> drivers/bluetooth/btbcm.c:453:48: warning: initialization discards 'const' qualifier from pointer target type [-Wdiscarded-qualifiers]
     453 |         struct bcm_chip_version_table *entry = &disable_broken_read_transmit_power_by_chip_ver[0];
         |                                                ^


vim +/const +453 drivers/bluetooth/btbcm.c

   440	
   441	struct bcm_chip_version_table {
   442		u8	chip_id;
   443		u16 baseline;
   444	};
   445	#define BCM_ROMFW_BASELINE_NUM	0xFFFF
   446	static const struct bcm_chip_version_table disable_broken_read_transmit_power_by_chip_ver[] = {
   447		{0x87, BCM_ROMFW_BASELINE_NUM}		/* CYW4373/4373E */
   448	};
   449	static bool btbcm_is_disable_broken_read_tx_power_by_chip_ver(u8 chip_id, u16 baseline)
   450	{
   451		int i;
   452		int table_size = sizeof(disable_broken_read_transmit_power_by_chip_ver)/sizeof(disable_broken_read_transmit_power_by_chip_ver[0]);
 > 453		struct bcm_chip_version_table *entry = &disable_broken_read_transmit_power_by_chip_ver[0];
   454	
   455		for( i=0 ; i<table_size ; i++, entry++)
   456		{
   457			if( (chip_id == entry->chip_id) && (baseline == entry->baseline) )
   458				return true;
   459		}
   460	
   461		return false;
   462	}
   463	

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